CN214518106U - Semi-automatic argon arc welding device - Google Patents
Semi-automatic argon arc welding device Download PDFInfo
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- CN214518106U CN214518106U CN202023147038.1U CN202023147038U CN214518106U CN 214518106 U CN214518106 U CN 214518106U CN 202023147038 U CN202023147038 U CN 202023147038U CN 214518106 U CN214518106 U CN 214518106U
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- 238000003466 welding Methods 0.000 title claims abstract description 181
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 title claims abstract description 92
- 229910052786 argon Inorganic materials 0.000 title claims abstract description 46
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 239000007789 gas Substances 0.000 claims description 40
- 238000009423 ventilation Methods 0.000 claims description 14
- 230000001050 lubricating effect Effects 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 9
- 239000004519 grease Substances 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract description 2
- 230000005284 excitation Effects 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- NGONBPOYDYSZDR-UHFFFAOYSA-N [Ar].[W] Chemical compound [Ar].[W] NGONBPOYDYSZDR-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of argon arc welding machines, and provides a semi-automatic argon arc welding device, which comprises a welding gun bracket, an adjusting mechanism, a power mechanism and an automatic rotating mechanism; the welding gun support comprises a support fixing bottom plate and a support rod which is perpendicular to the upper surface of the support fixing bottom plate; the adjusting mechanism is used for adjusting the longitudinal height and the transverse distance of the welding gun and the angle of the welding gun; the power mechanism is a direct current motor and a control part, and the control part is used for controlling and adjusting the direct current motor; the utility model realizes one-time welding completion of butt joint annular welding seams, and ensures the stability and continuity of the welding process; by adopting a double-gas-path principle, the front and the back of a welding line are always in the protective atmosphere of argon, so that the welding quality is improved, and defects are avoided; the difficulty of manual argon tungsten-arc welding double-hand operation is solved, the welding gun is fixed by a bracket instead of being held by hands, and the welding angle is reasonable and stable; the welder only needs to keep the wire feeding stability by one hand, and the operation difficulty is reduced.
Description
Technical Field
The utility model belongs to the technical field of argon arc welding machine, in particular to semi-automatic argon arc welds device.
Background
Compared with other welding methods, the argon arc welding has the characteristics of excellent welding seam performance, small welding deformation and stress, wide range of weldable materials, easy realization of mechanization and the like. Because argon arc welding has the remarkable characteristics, and along with the wide application of product structures of nonferrous metals, high alloy steels and rare metals, the argon arc welding processing method becomes a mainstream mode of welding production and processing in the first line of welding processing of many enterprises. Argon arc welding can be classified into metal argon arc welding (MAG) and non-metal argon arc welding (MIG) depending on the electrode material used. Manual, semi-automatic and automatic argon arc welding are adopted according to the operation mode.
Compared with automatic argon arc welding and semi-automatic argon arc welding, manual argon tungsten arc welding is widely adopted in argon arc welding because equipment is economical and simple and flexible to operate. However, manual argon tungsten-arc welding requires two hands to operate simultaneously, so that the required welding skill requirement is high, meanwhile, the manual operation is adopted, so that the welding speed is low, the production efficiency is low, and the skill level of a welder determines the welding quality to a great extent. During manual argon tungsten-arc welding, the welding seam is formed by moving a welding gun and rotating a pipe. When a semi-automatic device is adopted for welding, a welding seam is gradually formed by uniform rotation of a weldment, so that the selection of welding parameters is crucial to the welding quality and the most crucial welding angle belongs to: the welding angle of the welding gun, and the angle between the welding gun and the weldment and the angle between the welding gun and the welding wire.
Especially, the circular weld joint is processed in the early stage by mainly adopting a manual argon tungsten-arc welding mode of pure manual operation, so that the production efficiency is low, and the quality is not easy to ensure that the rejection rate is higher.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an easy operation's simple and easy welding set makes it not only possess manual operation but also can realize the semi-automatic argon arc welding set of semi-automatic operation's flexibility.
A semi-automatic argon arc welding device comprises a welding gun support, an adjusting mechanism, a power mechanism and an automatic rotating mechanism;
the welding gun support comprises a support fixing bottom plate and a support rod which is perpendicular to the upper surface of the support fixing bottom plate;
the adjusting mechanism is used for adjusting the longitudinal height and the transverse distance of the welding gun and the angle of the welding gun, the adjusting mechanism comprises a locking nut and a connecting piece, the locking nut comprises a locking nut I and a locking nut II, the connecting piece comprises a connecting piece I and a connecting piece II, the connecting piece I is used for connecting the support rod and a transverse adjusting rod vertically arranged with the support rod, the locking nut I is arranged on the connecting piece I, the locking nut I is matched with the connecting piece I and used for adjusting the longitudinal height and the transverse distance of the welding gun and the angle of the welding gun, a threaded hole corresponding to the locking nut I is arranged on the connecting piece I, the connecting piece II is used for connecting the transverse adjusting rod and the welding gun, the locking nut II is arranged on the connecting piece II, and the locking nut II is matched with the connecting piece II, the welding gun fixing device is used for adjusting the transverse distance of the welding gun, the angle of the welding gun and fixing the welding gun, a threaded hole corresponding to the locking nut II is formed in the connecting piece II, and a welding gun fixing piece is arranged on the transverse adjusting rod and used for stabilizing the welding gun;
the power mechanism is a direct current motor and a control part, the control part is used for controlling and adjusting the direct current motor, the control part comprises a potentiometer, a button switch, a ship-shaped switch and an electric appliance control box, the potentiometer can control the direct current motor to realize stepless speed regulation and freely control the rotating speed of a driving wheel of an external gear, the driving wheel of the external gear is connected with a shaft of the direct current motor, the direct current motor is fixed on a base, the electric appliance control box is fixed on the base, the button switch, the ship-shaped switch and the potentiometer are arranged on the surface of the electric appliance control box, and the direct current output end of the electric appliance control box is connected with the direct current motor through a lead;
the automatic rotating mechanism comprises an argon output pipe, a weldment platform, a driven wheel of an external gear, an inner pipe of an inner gas path channel, an outer pipe of an inner gas path channel, a hose joint, a variable joint for connecting the weldment, a cutter groove, a through hole in the groove, a ventilation hose, an air hole of the outer pipe of the inner gas path and a base, wherein the argon output pipe is connected with the weldment, the weldment is connected with the variable joint, the ventilation hose is connected with the hose joint, the hose joint is connected with the air hole of the outer pipe of the inner gas path, the air hole of the outer pipe of the inner gas path is connected with the cutter groove, the cutter groove is connected with the through hole in the groove, the through hole in the groove is connected with the inner pipe of the inner gas path channel, one end of the outer pipe of the inner gas path is connected with the base, the other end of the outer pipe of the inner gas path is connected with the weldment platform, the lower end of the outer pipe of the inner gas path is welded on the base, the upper end of the outer pipe of the inner gas path is connected with the lower surface of the weldment platform, the inner pipe of the inner gas path is sealed, the bottom of the inner gas path channel, the weldment platform is connected with the driven wheel of the external gear, the driven wheel of the external gear is connected with the driving wheel of the external gear;
the welding gun is in contact with a weldment, the angle between the horizontal tangent line of the contact point of the welding gun and the weldment and one side of the welding gun is greater than or equal to 70 degrees and less than or equal to 85 degrees, the welding wire is arranged between the weldment and the other side of the welding gun, one end of the welding wire is in contact with the contact point of the welding gun and the weldment, and the included angle between the welding wire and the welding gun is greater than or equal to 75 degrees and less than or equal to 95 degrees.
Further preferably, the welding gun fixing piece on the transverse adjusting rod is a fixing ring.
Further preferably, the welding gun fixing piece on the transverse adjusting rod is an annular hoop, and the annular hoop is fixedly connected with the connecting piece II.
Further optimizing, the upper end of the inner air path outer pipe is connected with the lower surface of the weldment platform, and a lubricating layer is arranged at the joint. The lubricating layer can play a role in lubrication, reduce friction during rotation, and seal the gap between the inner pipe and the outer pipe of the inner gas path, so that the loss of protective gas is prevented, and waste is caused.
Further optimize, support PMKD and base structure as an organic whole.
Further optimization, be equipped with the installation through-hole on the weldment platform, the one end and the installation through-hole detachable of adapter are connected, the one end external diameter and the installation through-hole size phase-match of adapter, the other end external diameter of adapter with the weldment internal diameter suits. The outer diameter of the other end of the variable joint is matched with the inner diameters of the weldments with different specifications, so that the weldments with different pipe diameters can be connected, and a plurality of variable joints can be manufactured for standby according to the characteristics of products.
Further preferably, the lubricating layer adopts lubricating grease.
Preferably, the connecting piece I is composed of two circular tubes which are vertically fixed with each other, one circular tube which is parallel to the support rod is defined as a longitudinal tube, the other circular tube is a transverse tube, the inner diameter of the longitudinal tube is matched with the outer diameter of the support rod, the inner diameter of the transverse tube is matched with the outer diameter of the transverse adjusting rod and can allow the transverse tube to horizontally move left and right on the transverse adjusting rod, and a threaded hole matched with the locking nut I is formed in the transverse tube.
Preferably, the connecting piece I is composed of two circular tubes which are vertically fixed with each other, one circular tube which is parallel to the support rod is defined as a longitudinal tube, the other circular tube is a transverse tube, the inner diameter of the longitudinal tube is matched with the outer diameter of the support rod and can allow the longitudinal tube to move up and down along the support rod, a threaded hole is formed in the longitudinal tube, the axis of the threaded hole is perpendicular to the axis direction of the longitudinal tube, the longitudinal tube is in threaded connection with the locking nut III, the inner diameter of the transverse tube is matched with the outer diameter of the transverse adjusting rod and can allow the transverse tube to horizontally move on the transverse adjusting rod, and a threaded hole matched with the locking nut I is formed in the transverse tube.
The utility model has the advantages and positive effects that: due to the adoption of the technical scheme, one-time welding completion of the butt joint annular welding line is realized, and the stability and the continuity of the welding process are ensured. By adopting the double-gas-path principle, the front and the back of the welding line are always in the protective atmosphere of argon, the welding quality is improved, the defects are avoided, and the waste product and repair rate are extremely low. The problem of manual argon tungsten-arc welding two-hand operation is solved, the welding gun is fixed by a bracket instead of being held by hands, and the welding angle is reasonable and stable. The welder only needs to keep the wire feeding stability by one hand, and the operation difficulty is reduced.
Drawings
FIG. 1 is a schematic view of a semi-automatic argon arc welding apparatus according to the present invention;
FIG. 2 is a schematic side view of a partial adjusting mechanism of a semi-automatic argon arc welding device according to the present invention;
FIG. 3 is the utility model relates to a welding angle in semi-automatic argon arc welding device: an angle schematic of the weldment, wire and gun;
in the figure:
1. welding gun support, 2, locking nut, 3, support fixing bottom plate 4 and welding gun
5. A weldment platform, 6, a driven wheel, 7, a ventilation hose, 8 and a weldment,
9. argon gas output pipe, 10, variable joint, 11, inner gas path outer pipe ventilation hole, 12, clearance groove,
13. a through hole in the groove, 14, a hose joint, 15, a driving wheel, 16 and a potentiometer,
17. a ship-shaped switch 18, a button switch 19, an electric appliance control box 20, a base,
21. an inner gas channel outer pipe 22, an inner gas channel inner pipe 23, a direct current motor 24 and a welding wire,
111. a support rod 211, a locking nut I, 212, a locking nut II, 213 and a connecting piece I,
214. connecting pieces II and 215, transverse adjusting rods and 216 and welding gun fixing pieces.
Detailed Description
Specific example 1: as shown in fig. 1 to 3, the present invention relates to a semi-automatic argon arc welding device.
The working process of the example is as follows: a semi-automatic argon arc welding device comprises a welding gun bracket 1, an adjusting mechanism, a power mechanism and an automatic rotating mechanism;
the welding gun support 1 comprises a support fixing bottom plate 3 and a support rod 111 arranged perpendicular to the upper surface of the support fixing bottom plate 3, and the welding gun support 1 and the support fixing bottom plate 3 can be made of common Q235 steel pipes and steel plates;
the adjusting mechanism is used for adjusting the longitudinal height and the transverse distance of the welding gun 4 and the angle of the welding gun 4, the adjusting mechanism comprises a locking nut 2 and a connecting piece, the locking nut 2 is a standard component of M12, the locking nut 2 comprises a locking nut I211 and a locking nut II 212, the connecting piece comprises a connecting piece I213 and a connecting piece II 214, the connecting piece I213 is used for connecting the support rod 111 and a transverse adjusting rod 215 vertically arranged with the support rod 111, the locking nut I211 is arranged on the connecting piece I213, the locking nut I211 is matched with the connecting piece I213 and used for adjusting the longitudinal height and the transverse distance of the welding gun 4 and the angle of the welding gun 4, a threaded hole corresponding to the locking nut I211 is arranged on the connecting piece I213, and the connecting piece II 214 is used for connecting the transverse adjusting rod 215 and the welding gun 4, the locking nut II 212 is arranged on the connecting piece II 214, the locking nut II 212 is matched with the connecting piece II 214 and is used for adjusting the transverse distance of the welding gun 4, the angle of the welding gun 4 and fixing the welding gun 4, a threaded hole corresponding to the locking nut II 212 is formed in the connecting piece II 214, and a welding gun fixing piece 216 is arranged on the transverse adjusting rod 215 and is used for stabilizing the welding gun;
the direct current motor 23 is a series excitation type direct current speed regulating motor, the control part is used for controlling and adjusting the direct current motor 23, the control part comprises a potentiometer 16, a button switch 18, a boat-shaped switch 17 and an electric appliance control box 19, the potentiometer 16 can control the direct current motor 23 to realize stepless speed regulation and freely control the rotating speed of a driving wheel 15 of an external meshing gear, the driving wheel 15 of the external meshing gear is connected with a shaft of the series excitation type direct current speed regulating motor, the series excitation type direct current speed regulating motor is fixed on a base 20, the electric appliance control box 19 is fixed on the base 20, the button switch 18, the boat-shaped switch 17 and the potentiometer 16 are arranged on the surface of the electric appliance control box 19, and the direct current output end of the electric appliance control box 19 is connected with the series excitation type direct current speed regulating motor through a lead wire;
the automatic rotating mechanism comprises an argon output pipe 9, a weldment 8, a weldment platform 5, a driven wheel 6 of an external gear, an internal gas channel inner pipe 22, an internal gas channel outer pipe 21, a hose connector 14, a variable joint 10 for connecting the weldment, a blank groove 12, a groove inner through hole 13, a ventilation hose 7, an internal gas channel outer pipe ventilation hole 11 and a base 20, wherein the argon output pipe 9 is connected with the weldment 8, the weldment 8 is connected with the variable joint 10, the ventilation hose 7 is connected with the hose connector 14, the hose connector 14 is connected with the internal gas channel outer pipe ventilation hole 11, the internal gas channel outer pipe ventilation hole 11 is connected with the blank groove 12, the blank groove 12 is connected with the groove inner through hole 13, the groove inner through hole 13 is connected with the pipeline inner pipe 22, one end of the internal gas channel outer pipe 21 is connected with the base 20, the other end is connected with the weldment 8 platform, the lower end of the internal gas channel outer pipe 21 is welded on the base 20, the upper end of the internal gas channel outer pipe 21 is connected with the lower surface of the weldment platform 5, the bottom of an inner pipe 22 of the inner gas path is sealed, the weldment platform 5 is connected with a driven wheel 6 of the external gear, and the driven wheel 6 of the external gear is connected with a driving wheel 15 of the external gear;
the welding gun 4 is in contact with the weldment 8, the angle between the horizontal tangent line at the contact point of the welding gun 4 and the weldment 8 and one side of the welding gun 4 is greater than or equal to 70 degrees and less than or equal to 85 degrees, the welding wire 24 is arranged between the weldment 8 and the other side of the welding gun 4, one end of the welding wire 24 is in contact with the contact point of the welding gun 4 and the weldment 8, and the included angle between the welding wire 24 and the welding gun 4 is greater than or equal to 75 degrees and less than or equal to 95 degrees. In the embodiment, the angle between the horizontal tangent at the contact point of the welding gun 4 and the weldment 8 and one side of the welding gun 4 is 70 degrees, the welding wire 24 is arranged between the weldment 8 and the other side of the welding gun 4, one end of the welding wire 24 is in contact with the contact point of the welding gun 4 and the weldment 8, and the included angle between the welding wire 24 and the welding gun 4 is 95 degrees.
The welding gun fixing piece 216 on the transverse adjusting rod 215 is a fixing ring.
The upper end of the inner air passage outer pipe 21 is connected with the lower surface of the weldment platform 5, and a lubricating layer is arranged at the joint. The lubricating layer can play a role in lubrication, reduce friction during rotation, and seal the gap between the inner pipe 21 and the outer pipe 21 of the inner gas path, so that the loss of protective gas is prevented, and waste is caused.
The bracket fixing base plate 3 and the base 20 are of an integral structure.
The weldment platform 5 is provided with an installation through hole, one end of the variable joint 10 is detachably connected with the installation through hole, the outer diameter of one end of the variable joint 10 is matched with the size of the installation through hole, and the outer diameter of the other end of the variable joint 10 is matched with the inner diameter of the weldment 8. The outer diameter of the other end of the variable joint 10 is matched with the inner diameters of the welding pieces 8 with different specifications, so that the welding pieces 8 with different pipe diameters can be connected, and a plurality of variable joints 10 can be manufactured for standby according to the characteristics of products.
The lubricating layer adopts lubricating grease.
The connecting piece I213 is composed of two circular tubes which are vertically fixed with each other, one circular tube which is parallel to the support rod 111 is defined as a longitudinal tube, the other circular tube is a transverse tube, the inner diameter of the longitudinal tube is matched with the outer diameter of the support rod 111, the inner diameter of the transverse tube is matched with the outer diameter of the transverse adjusting rod 215 and can allow the transverse tube to horizontally move left and right on the transverse adjusting rod 215, and a threaded hole matched with the locking nut I211 is formed in the transverse tube.
Specific example 2: embodiment 2 differs from embodiment 1 only in that: the welding gun 4 is in contact with the weldment 8, the angle between the horizontal tangent line at the contact point of the welding gun 4 and the weldment 8 and one side of the welding gun 4 is greater than or equal to 70 degrees and less than or equal to 85 degrees, the welding wire 24 is arranged between the weldment 8 and the other side of the welding gun 4, one end of the welding wire 24 is in contact with the contact point of the welding gun 4 and the weldment 8, and the included angle between the welding wire 24 and the welding gun 4 is greater than or equal to 75 degrees and less than or equal to 95 degrees. In the embodiment, the angle between the horizontal tangent at the contact point of the welding gun 4 and the weldment 8 and one side of the welding gun 4 is 85 degrees, the welding wire 24 is arranged between the weldment 8 and the other side of the welding gun 4, one end of the welding wire 24 is in contact with the contact point of the welding gun 4 and the weldment 8, and the included angle between the welding wire 24 and the welding gun 4 is 75 degrees.
The welding gun fixing part 216 on the transverse adjusting rod 215 is an annular hoop which is fixedly connected with the connecting piece II 214.
The connecting piece I213 is composed of two circular tubes which are vertically fixed with each other, one circular tube which is parallel to the support rod 111 is defined as a longitudinal tube, the other circular tube is a transverse tube, the inner diameter of the longitudinal tube is matched with the outer diameter of the support rod 111 and can allow the longitudinal tube to move up and down along the support rod 111, a threaded hole is formed in the longitudinal tube, the axis of the threaded hole is perpendicular to the axis direction of the longitudinal tube, the longitudinal tube is connected with the locking nut III through threads, the inner diameter of the transverse tube is matched with the outer diameter of the transverse adjusting rod 215 and can allow the transverse tube to horizontally move left and right on the transverse adjusting rod 215, and a threaded hole matched with the locking nut I is formed in the transverse tube.
Except for the above changes, other components and the position and connection relation are unchanged.
The above two embodiments of the present invention have been described in detail, but the above description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (9)
1. The utility model provides a semi-automatic argon arc welds device which characterized in that: comprises a welding gun bracket, an adjusting mechanism, a power mechanism and an automatic rotating mechanism;
the welding gun support comprises a support fixing bottom plate and a support rod which is perpendicular to the upper surface of the support fixing bottom plate;
the adjusting mechanism is used for adjusting the longitudinal height and the transverse distance of the welding gun and the angle of the welding gun, the adjusting mechanism comprises a locking nut and a connecting piece, the locking nut comprises a locking nut I and a locking nut II, the connecting piece comprises a connecting piece I and a connecting piece II, the connecting piece I is used for connecting the support rod and a transverse adjusting rod vertically arranged with the support rod, the locking nut I is arranged on the connecting piece I, the locking nut I is matched with the connecting piece I and used for adjusting the longitudinal height and the transverse distance of the welding gun and the angle of the welding gun, a threaded hole corresponding to the locking nut I is arranged on the connecting piece I, the connecting piece II is used for connecting the transverse adjusting rod and the welding gun, the locking nut II is arranged on the connecting piece II, and the locking nut II is matched with the connecting piece II, the welding gun fixing device is used for adjusting the transverse distance of the welding gun, the angle of the welding gun and fixing the welding gun, a threaded hole corresponding to the locking nut II is formed in the connecting piece II, and a welding gun fixing piece is arranged on the transverse adjusting rod and used for stabilizing the welding gun;
the power mechanism is a direct current motor and a control part, the control part is used for controlling and adjusting the direct current motor, the control part comprises a potentiometer, a button switch, a boat-shaped switch and an electric appliance control box, the potentiometer can control the direct current motor to realize stepless speed regulation and freely control the rotating speed of a driving wheel of an external gear, the driving wheel of the external gear is connected with a shaft of the direct current motor, the direct current motor is fixed on a base, the electric appliance control box is fixed on the base, the button switch, the boat-shaped switch and the potentiometer are arranged on the surface of the electric appliance control box, and a direct current output end of the electric appliance control box is connected with the direct current motor through a lead;
the automatic rotating mechanism comprises an argon output pipe, a weldment platform, a driven wheel of an external gear, an inner gas channel inner pipe, an inner gas channel outer pipe, a hose joint, a variable joint for connecting the weldment, a cutter groove, an in-groove through hole, a ventilation hose, an inner gas channel outer pipe ventilation hole and a base, wherein the argon output pipe is connected with the weldment, the weldment is connected with the variable joint, the ventilation hose is connected with the hose joint, the hose joint is connected with the inner gas channel outer pipe ventilation hole, the inner gas channel outer pipe ventilation hole is connected with the cutter groove, the cutter groove is connected with the in-groove through hole, the in-groove through hole is connected with the inner gas channel inner pipe, one end of the inner gas channel outer pipe is connected with the base, the other end of the inner gas channel outer pipe is connected with the weldment platform, the lower end of the inner gas channel outer pipe is welded on the base, and the upper end of the inner gas channel outer pipe is connected with the lower surface of the weldment platform, the bottom of the inner pipe of the inner gas passage is sealed, the weldment platform is connected with the driven wheel of the external gear, and the driven wheel of the external gear is connected with the driving wheel of the external gear;
the welding gun is in contact with the weldment, the horizontal tangent line of the contact point of the welding gun and the angle of one side of the welding gun are greater than or equal to 70 degrees and smaller than or equal to 85 degrees, the welding wire is arranged between the weldment and the other side of the welding gun, one end of the welding wire is in contact with the welding gun and the contact point of the weldment, and the included angle between the welding wire and the welding gun is greater than or equal to 75 degrees and smaller than or equal to 95 degrees.
2. The semi-automatic argon arc welding device of claim 1, characterized in that: the welding gun fixing piece on the transverse adjusting rod is a fixing ring.
3. The semi-automatic argon arc welding device according to claim 2, characterized in that: and the welding gun fixing piece on the transverse adjusting rod is an annular hoop, and the annular hoop is fixedly connected with the connecting piece II.
4. The semi-automatic argon arc welding device according to claim 2 or 3, characterized in that: the upper end of the inner air path outer pipe is connected with the lower surface of the weldment platform, and a lubricating layer is arranged at the joint.
5. The semi-automatic argon arc welding device according to claim 4, characterized in that: the support fixing bottom plate and the base are of an integrated structure.
6. The semi-automatic argon arc welding device of claim 5, characterized in that: the welding part platform is provided with an installation through hole, the outer diameter of one end of the variable joint is detachably connected with the installation through hole, the size of one end of the variable joint is matched with that of the installation through hole, and the outer diameter of the other end of the variable joint is matched with the inner diameter of the welding part.
7. The semi-automatic argon arc welding device of claim 6, characterized in that: the lubricating layer adopts lubricating grease.
8. The semi-automatic argon arc welding device of claim 7, characterized in that: the connecting piece I is composed of two circular tubes which are vertically fixed with each other, one circular tube parallel to the support rod is defined as a longitudinal tube, the other circular tube is a transverse tube, the inner diameter of the longitudinal tube is matched with the outer diameter of the support rod, the inner diameter of the transverse tube is matched with the outer diameter of the transverse adjusting rod and can allow the transverse tube to horizontally move on the transverse adjusting rod, and the transverse tube is provided with a threaded hole matched with the locking nut I.
9. The semi-automatic argon arc welding device of claim 7, characterized in that: the connecting piece I is composed of two circular tubes which are vertically fixed with each other, one circular tube parallel to the support rod is defined as a longitudinal tube, the other circular tube is a transverse tube, the inner diameter of the longitudinal tube is matched with the outer diameter of the support rod and can allow the longitudinal tube to move up and down along the support rod, a threaded hole is formed in the longitudinal tube, the axis of the threaded hole is perpendicular to the axis direction of the longitudinal tube, the longitudinal tube is in threaded connection with a locking nut III, the inner diameter of the transverse tube is matched with the outer diameter of the transverse adjusting rod and can allow the transverse tube to horizontally move on the transverse adjusting rod in a left-right mode, and a threaded hole matched with the locking nut I is formed in the transverse tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023147038.1U CN214518106U (en) | 2020-12-23 | 2020-12-23 | Semi-automatic argon arc welding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023147038.1U CN214518106U (en) | 2020-12-23 | 2020-12-23 | Semi-automatic argon arc welding device |
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| Publication Number | Publication Date |
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| CN214518106U true CN214518106U (en) | 2021-10-29 |
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| CN202023147038.1U Expired - Fee Related CN214518106U (en) | 2020-12-23 | 2020-12-23 | Semi-automatic argon arc welding device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117260054A (en) * | 2023-11-22 | 2023-12-22 | 四川川航航空发动机维修工程有限责任公司 | Welding device and welding method for welding special-shaped pipelines of aircraft engine |
-
2020
- 2020-12-23 CN CN202023147038.1U patent/CN214518106U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117260054A (en) * | 2023-11-22 | 2023-12-22 | 四川川航航空发动机维修工程有限责任公司 | Welding device and welding method for welding special-shaped pipelines of aircraft engine |
| CN117260054B (en) * | 2023-11-22 | 2024-04-05 | 四川川航航空发动机维修工程有限责任公司 | Welding device and welding method for welding special-shaped pipelines of aircraft engine |
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